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valgrind: fix uclibc c99 support detection

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Fixes [1]:

  checking for /home/peko/autobuild/instance-0/output/host/bin/powerpc-linux-gcc option to accept ISO C99... unsupported
  configure: error: Valgrind relies on a C compiler supporting C99

with the following in the valgrind-3.14.0/config.log:

  configure:5517: checking for .../host/bin/powerpc-linux-gcc option to accept ISO C99
  configure:5666: .../host/bin/powerpc-linux-gcc -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fno-stack-protector -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 conftest.c >&5
  conftest.c:55:9: error: unknown type name 'wchar_t'
     const wchar_t *name;
           ^~~~~~~

[1] http://autobuild.buildroot.net/results/b25013f785a11f07e8da3735741b96036712f42a

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Peter Seiderer 2018-10-28 10:39:57 +01:00 committed by Thomas Petazzoni
parent 5b7563f3d6
commit f79f459887
1 changed files with 3 additions and 0 deletions
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3
package/valgrind/valgrind.mk
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@ -36,6 +36,9 @@ endif
VALGRIND_CONF_ENV = CFLAGS="$(VALGRIND_CFLAGS)"
# fix uclibc configure c99 support detection
VALGRIND_CONF_ENV += ac_cv_prog_cc_c99='-std=gnu99'
# On ARM, Valgrind only supports ARMv7, and uses the arch part of the
# host tuple to determine whether it's being built for ARMv7 or
# not. Therefore, we adjust the host tuple to specify we're on