gold: Skip bootstrap-test/bootstrap-test-r for LTO build

[thirdparty/binutils-gdb.git] / gold / Makefile.am

diff --git a/gold/Makefile.am b/gold/Makefile.am
index 3860e7981069a5be64ae6ea3078dc36c2e06d964..679f07d353d7d3c880c5c055387eb2279570f113 100644 (file)
--- a/gold/Makefile.am
+++ b/gold/Makefile.am
@@ -284,10 +284,17 @@ editcc2 = -e 's/\([^ ]*\)\(.*\)/\1 -Bgcctestdir2\/\2/'
 ld2_LINK = `echo $(CXXLD) | sed $(editcc2)`\
        $(AM_CXXFLAGS) $(CXXFLAGS) $(ld2_LDFLAGS) $(LDFLAGS) -o $@
 
+TEST_READELF = $(top_builddir)/../binutils/readelf
+
+# Skip this for LTO build due to different build IDs.
 bootstrap-test: ld2
        rm -f $@
        echo "#!/bin/sh" > $@
-       echo "cmp ld1 ld2" >> $@
+       if $(TEST_READELF) -SW main.$(OBJEXT) | grep "gnu.lto" > /dev/null; then \
+         echo true >> $@; \
+       else \
+         echo "cmp ld1 ld2" >> $@; \
+       fi
        chmod +x $@
 
 libgold-1-r.o: gcctestdir1/ld libgold.a
@@ -314,10 +321,15 @@ editcc2r = -e 's/\([^ ]*\)\(.*\)/\1 -Bgcctestdir2-r\/\2/'
 ld2_r_LINK = `echo $(CXXLD) | sed $(editcc2r)`\
        $(AM_CXXFLAGS) $(CXXFLAGS) $(LDFLAGS) -o $@
 
+# Skip this for LTO build due to different build IDs.
 bootstrap-test-r: ld2-r
        rm -f $@
        echo "#!/bin/sh" > $@
-       echo "cmp ld1-r ld2-r" >> $@
+       if $(TEST_READELF) -SW main.$(OBJEXT) | grep "gnu.lto" > /dev/null; then \
+         echo true >> $@; \
+       else \
+         echo "cmp ld1-r ld2-r" >> $@; \
+       fi
        chmod +x $@
 
 check_PROGRAMS = ld1 ld2 ld1-r ld2-r