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19 lines
762 B
19 lines
762 B
--- qp10.6.orig/configure.in 2020-06-24 23:37:02.000000000 -0000
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+++ qp10.6/configure.in 2021-05-15 16:36:32.504585122 -0000
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@@ -228,9 +228,12 @@
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#-----------------------------------------------------------------------------
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dnl Check for -fno-strict-aliasing
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AC_MSG_CHECKING([for -fno-strict-aliasing])
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-echo "int i;" > aliasing_test.cc
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-qp_alias=[`gcc -fno-strict-aliasing -c aliasing_test.cc`]
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-rm aliasing_test.*
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+ac_saved_cflags=$[]_AC_LANG_PREFIX[]FLAGS
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+_AC_LANG_PREFIX[]FLAGS="-Werror -fno-strict-aliasing"
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+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[int main(void) { return 0; }]])],
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+ [qp_alias=""],
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+ [qp_alias="not-found"])
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+_AC_LANG_PREFIX[]FLAGS="$ac_saved_cflags"
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if test -n "$qp_alias"; then
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AC_MSG_RESULT(not found)
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GCC_ALIAS_FLAG=
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