/* PR middle-end/98664 - inconsistent --Wfree-nonheap-object for inlined calls to system headers { dg-do compile } { dg-options "-O2 -Wall" } */ # 7 "Wfree-nonheap-object-4.h" 1 3 struct A { void *p; }; static void f0 (struct A *p, void *q) { p->p = q; } static void f1 (struct A *p, void *q) { f0 (p, q); } static void f2 (struct A *p, void *q) { f1 (p, q); } static void g0 (struct A *p) { __builtin_free (p->p); // { dg-warning "\\\[-Wfree-nonheap-object" } } static void g1 (struct A *p) { g0 (p); } static void g2 (struct A *p) { g1 (p); } # 26 "Wfree-nonheap-object-4.c" #define NOIPA __attribute__ ((noipa)) extern int array[]; // { dg-message "declared here" "note on line 29" } /* Verify the warning is issued even for calls in a system header inlined into a function outside the header. */ NOIPA void warn_g0 (struct A *p) { int *q = array + 1; f0 (p, q); g0 (p); } // { dg-message "inlined from 'warn_g0'" "note on line 42" { target *-*-* } 0 } /* Also verify the warning can be suppressed. */ NOIPA void nowarn_g0 (struct A *p) { int *q = array + 2; f0 (p, q); #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wfree-nonheap-object" g0 (p); #pragma GCC diagnostic pop } NOIPA void warn_g1 (struct A *p) { int *q = array + 3; f1 (p, q); g1 (p); } // { dg-message "inlined from 'g1'" "note on line 68" { target *-*-* } 0 } // { dg-message "inlined from 'warn_g1'" "note on line 69" { target *-*-* } 0 } NOIPA void nowarn_g1 (struct A *p) { int *q = array + 4; f1 (p, q); #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wfree-nonheap-object" g1 (p); #pragma GCC diagnostic pop } NOIPA void warn_g2 (struct A *p) { int *q = array + 5; f2 (p, q); g2 (p); } // { dg-message "inlined from 'g2'" "note on line 93" { target *-*-* } 0 } // { dg-message "inlined from 'warn_g2'" "note on line 94" { target *-*-* } 0 } NOIPA void nowarn_g2 (struct A *p) { int *q = array + 6; f2 (p, q); #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wfree-nonheap-object" g2 (p); #pragma GCC diagnostic pop }