Check for builtin bswap32

000c3732 · Bernd Paysan · 77934177 · 000c3732
Verified Commit 000c3732 authored Nov 06, 2017 by Bernd Paysan
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configure.ac configure.ac +1 -0

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--- a/configure.ac
+++ b/configure.ac
@@ -25,6 +25,7 @@ SOURCE_PATH_SIZE=0 #$(echo $PWD | wc -c)
 AC_SUBST(FTINC)
 AC_SUBST(LIBADD)
 AC_SUBST(SOURCE_PATH_SIZE)
+AX_GCC_BUILTIN(__builtin_bswap32)

 PRECC=${CC%gcc*}
 PRECLANG=${PRECC%clang*}