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http://llvm.org/bugs/show_bug.cgi?id=8339
https://bugs.gentoo.org/show_bug.cgi?id=395013
http://llvm.org/viewvc/llvm-project?view=rev&revision=151612
Tweak version detection bit to cope with Gentoo's slightly different
output for ld -v.
--- autoconf/m4/link_options.m4
+++ autoconf/m4/link_options.m4
@@ -10,7 +10,7 @@
# Check for ld64.
if (echo "$version_string" | grep -q "ld64"); then
- llvm_cv_link_version=$(echo "$version_string" | sed -e "s#.*ld64-\([^ ]*\)#\1#")
+ llvm_cv_link_version=$(echo "$version_string" | sed -e "s#.*ld64-\([^ ]*\)\( (.*)\)\?#\1#")
else
llvm_cv_link_version=$(echo "$version_string" | sed -e "s#[^0-9]*\([0-9.]*\).*#\1#")
fi
--- configure
+++ configure
@@ -7528,7 +7528,7 @@
# Check for ld64.
if (echo "$version_string" | grep -q "ld64"); then
- llvm_cv_link_version=$(echo "$version_string" | sed -e "s#.*ld64-\([^ ]*\)#\1#")
+ llvm_cv_link_version=$(echo "$version_string" | sed -e "s#.*ld64-\([^ ]*\)\( (.*)\)\?#\1#")
else
llvm_cv_link_version=$(echo "$version_string" | sed -e "s#[^0-9]*\([0-9.]*\).*#\1#")
fi
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