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[v1,1/8] perf build: Update to C standard to gnu11

Message ID 20221024173523.602064-2-irogers@google.com
State New
Headers
Series Update to C11, fix signal undefined behavior |

Commit Message

Ian Rogers Oct. 24, 2022, 5:35 p.m. UTC 
  C11 has become the standard for mainstream kernel development [1],
allowing it in the perf build enables libraries like stdatomic.h to be
assumed to be present. This came up in the context of [2].

[1] https://lore.kernel.org/lkml/CAHk-=whWbENRz-vLY6vpESDLj6kGUTKO3khGtVfipHqwewh2HQ@mail.gmail.com/
[2] https://lore.kernel.org/lkml/20221024011024.462518-1-irogers@google.com/

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/Makefile.config | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 6fd4b1384b97..29c49e6e76a1 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -307,7 +307,7 @@  CORE_CFLAGS += -ggdb3
 CORE_CFLAGS += -funwind-tables
 CORE_CFLAGS += -Wall
 CORE_CFLAGS += -Wextra
-CORE_CFLAGS += -std=gnu99
+CORE_CFLAGS += -std=gnu11
 
 CXXFLAGS += -std=gnu++14 -fno-exceptions -fno-rtti
 CXXFLAGS += -Wall