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authorTim Wawrzynczak <twawrzynczak@chromium.org>2019-10-27 14:02:10 -0600
committerPatrick Georgi <pgeorgi@google.com>2019-10-30 08:20:39 +0000
commiteef992deacf0dd49ef9c4e1690bd7e80cf1bfcce (patch)
tree0599f4180e55624d55b0adf94b447a4e1e53de79 /src/commonlib/include
parent776da0872efcc58543afbe32fc55202521ef0014 (diff)
downloadcoreboot-eef992deacf0dd49ef9c4e1690bd7e80cf1bfcce.tar.xz
commonlib/helpers: Add alloca() macro
If there is no alloca() macro defined, then define it as __builtin_alloca(), as most compilers support that as an intrinsic instead, if no alloca.h is included. Change-Id: I8730d57ce7c2f323b52e7a5720c598fb7af16b44 Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/36387 Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/commonlib/include')
-rw-r--r--src/commonlib/include/commonlib/helpers.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/commonlib/include/commonlib/helpers.h b/src/commonlib/include/commonlib/helpers.h
index 4429ea41c3..f3b71d7016 100644
--- a/src/commonlib/include/commonlib/helpers.h
+++ b/src/commonlib/include/commonlib/helpers.h
@@ -137,4 +137,8 @@
#define __unused __attribute__((unused))
#endif
+#ifndef alloca
+#define alloca(x) __builtin_alloca(x)
+#endif
+
#endif /* COMMONLIB_HELPERS_H */