clang/test/Misc/backend-stack-frame-diagnostics-attributes.cpp

   1 // Test the warn-stack-size function attribute is not generated when -Wframe-larger-than is ignored
   2 // through pragma.
   3
   4 // RUN: %clang_cc1 -fwarn-stack-size=70 -emit-llvm -o - %s | FileCheck %s
   5 // CHECK: "warn-stack-size"="70"
   6
   7 // RUN: %clang_cc1 -DIGNORED -fwarn-stack-size=70 -emit-llvm -o - %s | FileCheck %s --check-prefix=IGNORED
   8 // IGNORED-NOT: "warn-stack-size"="70"
   9
  10 extern void doIt(char *);
  11
  12 #ifdef IGNORED
  13 #pragma GCC diagnostic push
  14 #pragma GCC diagnostic ignored "-Wframe-larger-than"
  15 #endif
  16
  17 void frameSizeAttr() {
  18   char buffer[80];
  19   doIt(buffer);
  20 }
  21
  22 #ifdef IGNORED
  23 #pragma GCC diagnostic pop
  24 #endif