Revision tags: llvmorg-18.1.8, llvmorg-18.1.7, llvmorg-18.1.6, llvmorg-18.1.5, llvmorg-18.1.4, llvmorg-18.1.3, llvmorg-18.1.2, llvmorg-18.1.1, llvmorg-18.1.0, llvmorg-18.1.0-rc4, llvmorg-18.1.0-rc3, llvmorg-18.1.0-rc2, llvmorg-18.1.0-rc1, llvmorg-19-init, llvmorg-17.0.6, llvmorg-17.0.5, llvmorg-17.0.4, llvmorg-17.0.3, llvmorg-17.0.2, llvmorg-17.0.1, llvmorg-17.0.0, llvmorg-17.0.0-rc4, llvmorg-17.0.0-rc3, llvmorg-17.0.0-rc2, llvmorg-17.0.0-rc1, llvmorg-18-init, llvmorg-16.0.6, llvmorg-16.0.5, llvmorg-16.0.4, llvmorg-16.0.3, llvmorg-16.0.2, llvmorg-16.0.1, llvmorg-16.0.0, llvmorg-16.0.0-rc4, llvmorg-16.0.0-rc3, llvmorg-16.0.0-rc2, llvmorg-16.0.0-rc1, llvmorg-17-init, llvmorg-15.0.7, llvmorg-15.0.6, llvmorg-15.0.5, llvmorg-15.0.4, llvmorg-15.0.3, working, llvmorg-15.0.2, llvmorg-15.0.1, llvmorg-15.0.0, llvmorg-15.0.0-rc3, llvmorg-15.0.0-rc2, llvmorg-15.0.0-rc1, llvmorg-16-init |
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a61b202d |
| 13-Jul-2022 |
Zarko Todorovski <zarko@ca.ibm.com> |
[Clang][Sema][AIX][PowerPC] Emit byval alignment warning only when struct is passed to a function
Previous warning went on whenever a struct with a struct member with alignment => 16 was declared. T
[Clang][Sema][AIX][PowerPC] Emit byval alignment warning only when struct is passed to a function
Previous warning went on whenever a struct with a struct member with alignment => 16 was declared. This led to too many false positives and led to diagnostic lit failures due to it being emitted too frequently. Only emit the warning when such a struct and that struct contains a member that has an alignment of 16 bytes is passed to a caller function since this is where the potential binary compatibility issue with XL 16.1.0 and older exists.
Reviewed By: sfertile, aaron.ballman
Differential Revision: https://reviews.llvm.org/D118350
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Revision tags: llvmorg-14.0.6, llvmorg-14.0.5, llvmorg-14.0.4, llvmorg-14.0.3, llvmorg-14.0.2, llvmorg-14.0.1, llvmorg-14.0.0, llvmorg-14.0.0-rc4, llvmorg-14.0.0-rc3, llvmorg-14.0.0-rc2, llvmorg-14.0.0-rc1, llvmorg-15-init |
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245b8e56 |
| 01-Feb-2022 |
Steven Wan <wanyu9511@gmail.com> |
[NFC][AIX]Disable failed tests due to aggressive byval alignment warning on AIX
These tests emit unexpected diagnostics on AIX because the byval alignment warning is emitted too aggressively. https:
[NFC][AIX]Disable failed tests due to aggressive byval alignment warning on AIX
These tests emit unexpected diagnostics on AIX because the byval alignment warning is emitted too aggressively. https://reviews.llvm.org/D118350 is supposed to provide a proper fix to the problem, but for the time being disable the tests to unblock.
Differential Revision: https://reviews.llvm.org/D118670
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Revision tags: llvmorg-13.0.1, llvmorg-13.0.1-rc3, llvmorg-13.0.1-rc2, llvmorg-13.0.1-rc1, llvmorg-13.0.0, llvmorg-13.0.0-rc4, llvmorg-13.0.0-rc3, llvmorg-13.0.0-rc2, llvmorg-13.0.0-rc1, llvmorg-14-init, llvmorg-12.0.1, llvmorg-12.0.1-rc4, llvmorg-12.0.1-rc3, llvmorg-12.0.1-rc2, llvmorg-12.0.1-rc1, llvmorg-12.0.0, llvmorg-12.0.0-rc5, llvmorg-12.0.0-rc4, llvmorg-12.0.0-rc3, llvmorg-12.0.0-rc2, llvmorg-11.1.0, llvmorg-11.1.0-rc3, llvmorg-12.0.0-rc1, llvmorg-13-init, llvmorg-11.1.0-rc2, llvmorg-11.1.0-rc1, llvmorg-11.0.1, llvmorg-11.0.1-rc2, llvmorg-11.0.1-rc1, llvmorg-11.0.0, llvmorg-11.0.0-rc6, llvmorg-11.0.0-rc5, llvmorg-11.0.0-rc4, llvmorg-11.0.0-rc3, llvmorg-11.0.0-rc2, llvmorg-11.0.0-rc1, llvmorg-12-init, llvmorg-10.0.1, llvmorg-10.0.1-rc4, llvmorg-10.0.1-rc3, llvmorg-10.0.1-rc2, llvmorg-10.0.1-rc1, llvmorg-10.0.0, llvmorg-10.0.0-rc6, llvmorg-10.0.0-rc5, llvmorg-10.0.0-rc4, llvmorg-10.0.0-rc3, llvmorg-10.0.0-rc2 |
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7ae1b4a0 |
| 06-Feb-2020 |
Richard Smith <richard@metafoo.co.uk> |
Implement P1766R1: diagnose giving non-C-compatible classes a typedef name for linkage purposes.
Summary: Due to a recent (but retroactive) C++ rule change, only sufficiently C-compatible classes ar
Implement P1766R1: diagnose giving non-C-compatible classes a typedef name for linkage purposes.
Summary: Due to a recent (but retroactive) C++ rule change, only sufficiently C-compatible classes are permitted to be given a typedef name for linkage purposes. Add an enabled-by-default warning for these cases, and rephrase our existing error for the case where we encounter the typedef name for linkage after we've already computed and used a wrong linkage in terms of the new rule.
Reviewers: rjmccall
Subscribers: cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D74103
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Revision tags: llvmorg-10.0.0-rc1, llvmorg-11-init, llvmorg-9.0.1, llvmorg-9.0.1-rc3, llvmorg-9.0.1-rc2, llvmorg-9.0.1-rc1, llvmorg-9.0.0, llvmorg-9.0.0-rc6, llvmorg-9.0.0-rc5, llvmorg-9.0.0-rc4, llvmorg-9.0.0-rc3, llvmorg-9.0.0-rc2, llvmorg-9.0.0-rc1, llvmorg-10-init, llvmorg-8.0.1, llvmorg-8.0.1-rc4, llvmorg-8.0.1-rc3, llvmorg-8.0.1-rc2, llvmorg-8.0.1-rc1, llvmorg-8.0.0, llvmorg-8.0.0-rc5, llvmorg-8.0.0-rc4, llvmorg-8.0.0-rc3, llvmorg-7.1.0, llvmorg-7.1.0-rc1, llvmorg-8.0.0-rc2, llvmorg-8.0.0-rc1, llvmorg-7.0.1, llvmorg-7.0.1-rc3, llvmorg-7.0.1-rc2, llvmorg-7.0.1-rc1, llvmorg-7.0.0, llvmorg-7.0.0-rc3, llvmorg-7.0.0-rc2, llvmorg-7.0.0-rc1, llvmorg-6.0.1, llvmorg-6.0.1-rc3, llvmorg-6.0.1-rc2, llvmorg-6.0.1-rc1, llvmorg-5.0.2, llvmorg-5.0.2-rc2, llvmorg-5.0.2-rc1, llvmorg-6.0.0, llvmorg-6.0.0-rc3, llvmorg-6.0.0-rc2, llvmorg-6.0.0-rc1, llvmorg-5.0.1, llvmorg-5.0.1-rc3, llvmorg-5.0.1-rc2, llvmorg-5.0.1-rc1, llvmorg-5.0.0, llvmorg-5.0.0-rc5, llvmorg-5.0.0-rc4, llvmorg-5.0.0-rc3, llvmorg-5.0.0-rc2, llvmorg-5.0.0-rc1, llvmorg-4.0.1, llvmorg-4.0.1-rc3, llvmorg-4.0.1-rc2, llvmorg-4.0.1-rc1, llvmorg-4.0.0, llvmorg-4.0.0-rc4 |
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184c6242 |
| 03-Mar-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Reland 4: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and pe
Reland 4: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952.
Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin
Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits
Differential Revision: https://reviews.llvm.org/D30373
llvm-svn: 296895
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09d66f75 |
| 02-Mar-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Revert "Reland 3: [analyzer] NFC: Update test infrastructure to support multiple constraint managers"
This reverts commit ea36f1406e1f36bf456c3f3929839b024128e468.
llvm-svn: 296841
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feaf9ff5 |
| 02-Mar-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Reland 3: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and pe
Reland 3: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952.
Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin
Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits
Differential Revision: https://reviews.llvm.org/D30373
llvm-svn: 296837
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4a90bf8c |
| 02-Mar-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Revert "Reland 2: [analyzer] NFC: Update test infrastructure to support multiple constraint managers"
This reverts commit f93343c099fff646a2314cc7f4925833708298b1.
llvm-svn: 296836
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1cb0256a |
| 02-Mar-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Reland 2: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and pe
Reland 2: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952.
Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin
Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits
Differential Revision: https://reviews.llvm.org/D30373
llvm-svn: 296835
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Revision tags: llvmorg-4.0.0-rc3 |
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00355a51 |
| 28-Feb-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Revert "Reland: [analyzer] NFC: Update test infrastructure to support multiple constraint managers"
This reverts commit 1b28d0b10e1c8feccb971abb6ef7a18bee589830.
llvm-svn: 296422
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59cd8933 |
| 28-Feb-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Reland: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perf
Reland: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952.
Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin
Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits
Differential Revision: https://reviews.llvm.org/D30373
llvm-svn: 296414
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8589e10c |
| 27-Feb-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
Revert "[analyzer] NFC: Update test infrastructure to support multiple constraint managers"
This reverts commit 8e7780b9e59ddaad1800baf533058d2c064d4787.
llvm-svn: 296317
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02064a30 |
| 27-Feb-2017 |
Dominic Chen <d.c.ddcc@gmail.com> |
[analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runt
[analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952.
Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin
Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits
Differential Revision: https://reviews.llvm.org/D30373
llvm-svn: 296312
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Revision tags: llvmorg-4.0.0-rc2, llvmorg-4.0.0-rc1, llvmorg-3.9.1, llvmorg-3.9.1-rc3, llvmorg-3.9.1-rc2, llvmorg-3.9.1-rc1, llvmorg-3.9.0, llvmorg-3.9.0-rc3, llvmorg-3.9.0-rc2, llvmorg-3.9.0-rc1, llvmorg-3.8.1, llvmorg-3.8.1-rc1, llvmorg-3.8.0, llvmorg-3.8.0-rc3, llvmorg-3.8.0-rc2, llvmorg-3.8.0-rc1 |
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97c191c4 |
| 14-Dec-2015 |
Ben Craig <ben.craig@codeaurora.org> |
[PATCH] Adding checker to detect excess padding in records
The intent of this checker is to generate a report for any class / structure that could reduce its padding by reordering the fields. This
[PATCH] Adding checker to detect excess padding in records
The intent of this checker is to generate a report for any class / structure that could reduce its padding by reordering the fields. This results in a very noisy checker. To reduce the noise, this checker will currently only warn when the number of bytes over "optimal" is more than 24. This value is configurable with -analyzer-config performance.Padding:AllowedPad=N. Small values of AllowedPad have the potential to generate hundreds of reports, and gigabytes of HTML reports.
The checker searches for padding violations in two main ways. First, it goes record by record. A report is generated if the fields could be reordered in a way that reduces the padding by more than AllowedPad bytes. Second, the checker will generate a report if an array will cause more than AllowedPad padding bytes to be generated.
The record checker currently skips many ABI specific cases. Classes with base classes are skipped because base class tail padding is ABI specific. Bitfields are just plain hard, and duplicating that code seems like a bad idea. VLAs are both uncommon and non-trivial to fix.
The array checker isn't very thorough right now. It only checks to see if the element type's fields could be reordered, and it doesn't recursively check to see if any of the fields' fields could be reordered. At some point in the future, it would be nice if "arrays" could also look at array new usages and malloc patterns that appear to be creating arrays.
llvm-svn: 255545
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