Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/Walloca-larger-than-3.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 2b5abeee2509 |
children |
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/* PR middle-end/94004 - missing -Walloca on calls to alloca due to -Wno-system-headers { dg-do compile } { dg-options "-O2 -Wall -Walloca-larger-than=8 -ftrack-macro-expansion=0" } { dg-require-effective-target alloca } */ #include "Walloca-larger-than-3.h" void sink (void*, ...); void call_builtin_alloca (int n) { if (n < 9) n = 9; void *p = __builtin_alloca (n); // { dg-warning "\\\[-Walloca-larger-than" } sink (p, 0); } void call_alloca_sys_hdr (int n) { if (n < 9) n = 9; void *p = alloca (n); // { dg-warning "\\\[-Walloca-larger-than" } sink (p, 1); } static inline void inline_call_alloca (int n) { if (n > 9) n = 9; void *p = alloca (n); // { dg-warning "\\\[-Walloca-larger-than" } sink (p, 2); } void make_inlined_call (void) { inline_call_alloca (10); }