gcc/testsuite/gcc.target/mips/frame-header-1.c


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/* Verify that we do not optimize away the frame header in foo when using
   -mno-frame-header-opt by checking the stack pointer increment done in
   that function.  Without the optimization foo should increment the stack
   by 24 bytes, with the optimization it would only be 8 bytes.  */

/* { dg-do compile } */
/* { dg-options "-mno-frame-header-opt -mabi=32 -mno-abicalls" } */
/* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
/* { dg-final { scan-assembler "\taddiu\t\\\$sp,\\\$sp,-24" } } */

NOMIPS16 void __attribute__((noinline))
bar (int* a)
{
  *a = 1;
}

NOMIPS16 void
foo (int a)
{
  bar (&a);
}