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-rw-r--r--gmon/Makefile22
1 files changed, 21 insertions, 1 deletions
diff --git a/gmon/Makefile b/gmon/Makefile
index 552b7d7751..58ea34aa7e 100644
--- a/gmon/Makefile
+++ b/gmon/Makefile
@@ -25,7 +25,7 @@ include ../Makeconfig
headers := sys/gmon.h sys/gmon_out.h sys/profil.h
routines := gmon mcount profil sprofil prof-freq
-tests = tst-sprofil tst-gmon
+tests = tst-sprofil tst-gmon tst-mcount-overflow
ifeq ($(build-profile),yes)
tests += tst-profile-static
tests-static += tst-profile-static
@@ -56,6 +56,18 @@ ifeq ($(run-built-tests),yes)
tests-special += $(objpfx)tst-gmon-gprof.out
endif
+CFLAGS-tst-mcount-overflow.c := -fno-omit-frame-pointer -pg
+tst-mcount-overflow-no-pie = yes
+CRT-tst-mcount-overflow := $(csu-objpfx)g$(start-installed-name)
+# Intentionally use invalid config where maxarcs<minarcs to check warning is printed
+tst-mcount-overflow-ENV := GMON_OUT_PREFIX=$(objpfx)tst-mcount-overflow.data \
+ GLIBC_TUNABLES=glibc.gmon.minarcs=51:glibc.gmon.maxarcs=50
+# Send stderr into output file because we make sure expected messages are printed
+tst-mcount-overflow-ARGS := 2>&1 1>/dev/null | cat
+ifeq ($(run-built-tests),yes)
+tests-special += $(objpfx)tst-mcount-overflow-check.out
+endif
+
CFLAGS-tst-gmon-static.c := $(PIE-ccflag) -fno-omit-frame-pointer -pg
CRT-tst-gmon-static := $(csu-objpfx)g$(static-start-installed-name)
tst-gmon-static-no-pie = yes
@@ -103,6 +115,14 @@ $(objpfx)tst-gmon.out: clean-tst-gmon-data
clean-tst-gmon-data:
rm -f $(objpfx)tst-gmon.data.*
+$(objpfx)tst-mcount-overflow.o: clean-tst-mcount-overflow-data
+clean-tst-mcount-overflow-data:
+ rm -f $(objpfx)tst-mcount-overflow.data.*
+
+$(objpfx)tst-mcount-overflow-check.out: tst-mcount-overflow-check.sh $(objpfx)tst-mcount-overflow.out
+ $(SHELL) $< $(objpfx)tst-mcount-overflow > $@; \
+ $(evaluate-test)
+
$(objpfx)tst-gmon-gprof.out: tst-gmon-gprof.sh $(objpfx)tst-gmon.out
$(SHELL) $< $(GPROF) $(objpfx)tst-gmon $(objpfx)tst-gmon.data.* > $@; \
$(evaluate-test)