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authorJoseph Myers <joseph@codesourcery.com>2015-06-23 16:27:25 +0000
committerJoseph Myers <joseph@codesourcery.com>2015-06-23 16:27:25 +0000
commitb2faf4eadf5e9e9a71abcfe4da71fad91707ccac (patch)
tree9139113e5498891aca9ac64afb0a914bed1725df /math
parent5872b8352a8b6c0aa49c4e9f82bbda32becc5f02 (diff)
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Fix math/Makefile dependency on libm-test.stmp for libmvec tests.
Since the libmvec tests went in I've noticed build failures from parallel testing in math/, when those tests start building before libm-test.c has been fully generated. (This only applies if libm test sources have been modified after the original glibc build, because otherwise libm-test.stmp was generated during the original build and doesn't get regenerated during testing.) Those tests depend on libm-test.stmp, but the dependency uses $(libmvec-tests), which is set in the sysdeps Makefile fragments, and appears before the inclusion of ../Rules, which is what includes those fragments; thus, the dependency does not work and parallel make can start building the vector tests too soon. This patch moves the dependency further down so that the required variable is defined when the dependency is. Tested for x86_64. * math/Makefile [$(PERL) != no] ($(addprefix $(objpfx), $(addsuffix .o, $(libm-vec-tests)))): Move dependency on libm-test.stmp below the inclusion of Rules.
Diffstat (limited to 'math')
-rw-r--r--math/Makefile4
1 files changed, 3 insertions, 1 deletions
diff --git a/math/Makefile b/math/Makefile
index 7f6b85e..2c78dd0 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -144,7 +144,6 @@ $(objpfx)test-double.o: $(objpfx)libm-test.stmp
$(objpfx)test-idouble.o: $(objpfx)libm-test.stmp
$(objpfx)test-ldouble.o: $(objpfx)libm-test.stmp
$(objpfx)test-ildoubl.o: $(objpfx)libm-test.stmp
-$(addprefix $(objpfx), $(addsuffix .o, $(libm-vec-tests))): $(objpfx)libm-test.stmp
endif
libm-test-fast-math-cflags = -fno-builtin -D__FAST_MATH__ -DTEST_FAST_MATH
@@ -196,6 +195,9 @@ extra-objs += libieee.a ieee-math.o
include ../Rules
ifneq (no,$(PERL))
+# This must come after the inclusion of sysdeps Makefiles via Rules.
+$(addprefix $(objpfx), $(addsuffix .o, $(libm-vec-tests))): $(objpfx)libm-test.stmp
+
# Run the math programs to automatically generate ULPs files.
.PHONY: regen-ulps