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define HAVE_GAS_ALIGNED_COMM

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HAVE_GAS_ALIGNED_COMM is referenced in an initializer in cygming.opt,
but it's not guaranteed to be defined by configure, so define it to
zero in a cygming-specific header if it's not defined.

for  gcc/ChangeLog

	* cygming.h (HAVE_GAS_ALIGNED_COMM): Fallback-define.

From-SVN: r265129
This commit is contained in:
Alexandre Oliva 2018-10-12 20:11:16 +00:00 • committed by Alexandre Oliva
parent 7fa072dea5
commit 9e41e97531
2 changed files with 8 additions and 0 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2018-10-12 Alexandre Oliva <oliva@adacore.com>
* cygming.h (HAVE_GAS_ALIGNED_COMM): Fallback-define.
2018-10-12 Peter Bergner <bergner@linux.ibm.com>
PR rtl-optimization/87600

4
gcc/config/i386/cygming.h
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@ -488,3 +488,7 @@ do { \
/* Static stack checking is supported by means of probes. */
#define STACK_CHECK_STATIC_BUILTIN 1
#ifndef HAVE_GAS_ALIGNED_COMM
# define HAVE_GAS_ALIGNED_COMM 0
#endif