1*0a6a1f1dSLionel Sambuc // RUN: %clang -target x86_64-linux-gnu -fsplit-stack -S -std=c++11 %s -emit-llvm -o - | FileCheck -check-prefix=CHECK-SEGSTK %s 2*0a6a1f1dSLionel Sambuc // RUN: %clang -target x86_64-linux-gnu -S -std=c++11 %s -emit-llvm -o - | FileCheck -check-prefix=CHECK-NOSEGSTK %s 3*0a6a1f1dSLionel Sambuc foo()4*0a6a1f1dSLionel Sambucint foo() { 5*0a6a1f1dSLionel Sambuc return 0; 6*0a6a1f1dSLionel Sambuc } 7*0a6a1f1dSLionel Sambuc 8*0a6a1f1dSLionel Sambuc template <typename T> 9*0a6a1f1dSLionel Sambuc [[gnu::no_split_stack]] tnosplit()10*0a6a1f1dSLionel Sambucint tnosplit() { 11*0a6a1f1dSLionel Sambuc return 0; 12*0a6a1f1dSLionel Sambuc } 13*0a6a1f1dSLionel Sambuc 14*0a6a1f1dSLionel Sambuc [[gnu::no_split_stack]] nosplit()15*0a6a1f1dSLionel Sambucint nosplit() { 16*0a6a1f1dSLionel Sambuc return tnosplit<int>(); 17*0a6a1f1dSLionel Sambuc } 18*0a6a1f1dSLionel Sambuc 19*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK: define i32 @_Z3foov() [[SS:#[0-9]+]] { 20*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK: define i32 @_Z7nosplitv() [[NSS1:#[0-9]+]] { 21*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK: define linkonce_odr i32 @_Z8tnosplitIiEiv() [[NSS2:#[0-9]+]] { 22*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK-NOT: [[NSS1]] = { {{.*}} "split-stack" {{.*}} } 23*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK-NOT: [[NSS2]] = { {{.*}} "split-stack" {{.*}} } 24*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK: [[SS]] = { {{.*}} "split-stack" {{.*}} } 25*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK-NOT: [[NSS1]] = { {{.*}} "split-stack" {{.*}} } 26*0a6a1f1dSLionel Sambuc // CHECK-SEGSTK-NOT: [[NSS2]] = { {{.*}} "split-stack" {{.*}} } 27*0a6a1f1dSLionel Sambuc 28*0a6a1f1dSLionel Sambuc // CHECK-NOSEGSTK: define i32 @_Z3foov() [[NSS0:#[0-9]+]] { 29*0a6a1f1dSLionel Sambuc // CHECK-NOSEGSTK: define i32 @_Z7nosplitv() [[NSS1:#[0-9]+]] { 30*0a6a1f1dSLionel Sambuc // CHECK-NOSEGSTK: define linkonce_odr i32 @_Z8tnosplitIiEiv() [[NSS2:#[0-9]+]] { 31*0a6a1f1dSLionel Sambuc // CHECK-NOSEGSTK-NOT: [[NSS1]] = { {{.*}} "split-stack" {{.*}} } 32*0a6a1f1dSLionel Sambuc // CHECK-NOSEGSTK-NOT: [[NSS2]] = { {{.*}} "split-stack" {{.*}} } 33*0a6a1f1dSLionel Sambuc // CHECK-NOSEGSTK-NOT: [[NSS3]] = { {{.*}} "split-stack" {{.*}} } 34