xref: /llvm-project/clang/test/CodeGen/PowerPC/musttail-forward-declaration-weak.c (revision e44c28f07ede2bd693e2372317880f57a635fa73)
1 // RUN: %clang_cc1 %s -triple powerpc64le-unknown-linux-gnu -o /dev/null -emit-llvm -verify
2 // RUN: %clang_cc1 %s -triple powerpc64-unknown-linux-gnu -o /dev/null -emit-llvm -verify
3 
4 int func2(int i);
5 int external_call2(int i) {
6   // expected-error@+1 {{'musttail' attribute for this call is impossible because external calls cannot be tail called on PPC}}
7   [[clang::musttail]] return func2(i);
8 }
9 
10 __attribute__((weak)) int func2(int i) {
11   return 0;
12 }
13