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MINOR: debug: make the ABORT_NOW macro use a volatile int

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Similar to previous commit, let's make the macro use a volatile when
dereferencing NULL so that clang doesn't optimize it away.
This commit is contained in:
Willy Tarreau 2018-12-16 08:17:23 +01:00
parent 51e474136b
commit bce4d8a37d
1 changed files with 1 additions and 1 deletions
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2
include/common/debug.h
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@ -40,7 +40,7 @@
/* This abort is more efficient than abort() because it does not mangle the /* This abort is more efficient than abort() because it does not mangle the
* stack and stops at the exact location we need. * stack and stops at the exact location we need.
*/ */
#define ABORT_NOW() (*(int*)0=0) #define ABORT_NOW() (*(volatile int*)0=0)
/* this one is provided for easy code tracing. /* this one is provided for easy code tracing.
* Usage: TRACE(strm||0, fmt, args...); * Usage: TRACE(strm||0, fmt, args...);