runtime, runtime/pprof: Fix runtime/pprof test to pass, enable it.

From-SVN: r189878

libgo/Makefile.am

@@ -1794,7 +1794,7 @@ GOTESTFLAGS =
 
 # Check a package.
 CHECK = \
-	GC="$(GOC) $(GOCFLAGS) -L `${PWD_COMMAND}` -L `${PWD_COMMAND}`/.libs"; \
+	GC="$(GOC) $(GOCFLAGS) $($(subst /,_,$@)_GOCFLAGS) -L `${PWD_COMMAND}` -L `${PWD_COMMAND}`/.libs"; \
 	export GC; \
 	GOLIBS="$(MATH_LIBS) $(NET_LIBS)"; \
 	export GOLIBS; \
@@ -3012,6 +3012,9 @@ runtime/pprof.lo: $(go_runtime_pprof_files)
 runtime/pprof/check: $(CHECK_DEPS)
 	@$(CHECK)
 .PHONY: runtime/pprof/check
+# At least for now, we need -static-libgo for this test, because
+# otherwise we can't get the line numbers.
+runtime_pprof_check_GOCFLAGS = -static-libgo
 
 @go_include@ sync/atomic.lo.dep
 sync/atomic.lo.dep: $(go_sync_atomic_files)
@@ -3548,6 +3551,7 @@ TEST_PACKAGES = \
 	os/user/check \
 	path/filepath/check \
 	regexp/syntax/check \
+	runtime/pprof/check \
 	sync/atomic/check \
 	text/scanner/check \
 	text/tabwriter/check \

libgo/Makefile.in

@@ -2029,7 +2029,7 @@ GOTESTFLAGS =
 
 # Check a package.
 CHECK = \
-	GC="$(GOC) $(GOCFLAGS) -L `${PWD_COMMAND}` -L `${PWD_COMMAND}`/.libs"; \
+	GC="$(GOC) $(GOCFLAGS) $($(subst /,_,$@)_GOCFLAGS) -L `${PWD_COMMAND}` -L `${PWD_COMMAND}`/.libs"; \
 	export GC; \
 	GOLIBS="$(MATH_LIBS) $(NET_LIBS)"; \
 	export GOLIBS; \
@@ -2089,6 +2089,9 @@ CHECK_DEPS = libgo.la libgobegin.a \
 	$(toolexeclibgotexttemplate_DATA) \
 	$(toolexeclibgounicode_DATA)
 
+# At least for now, we need -static-libgo for this test, because
+# otherwise we can't get the line numbers.
+runtime_pprof_check_GOCFLAGS = -static-libgo
 
 # How to build a .gox file from a .lo file.
 BUILDGOX = \
@@ -2218,6 +2221,7 @@ TEST_PACKAGES = \
 	os/user/check \
 	path/filepath/check \
 	regexp/syntax/check \
+	runtime/pprof/check \
 	sync/atomic/check \
 	text/scanner/check \
 	text/tabwriter/check \

libgo/go/runtime/pprof/pprof_test.go

@@ -71,7 +71,8 @@ func TestCPUProfile(t *testing.T) {
 			if f == nil {
 				continue
 			}
-			if strings.Contains(f.Name(), "ChecksumIEEE") {
+			if strings.Contains(f.Name(), "ChecksumIEEE") ||
+				(strings.Contains(f.Name(), "update") && strings.Contains(f.Name(), "crc32")) {
 				found = true
 			}
 		}

libgo/runtime/go-signal.c

@@ -149,8 +149,7 @@ sig_handler (int sig)
 #ifdef SIGPROF
   if (sig == SIGPROF)
     {
-      /* FIXME.  */
-      runtime_sigprof (0, 0, nil, nil);
+      runtime_sigprof ();
       return;
     }
 #endif

libgo/runtime/proc.c

@@ -1681,10 +1681,7 @@ static struct {
 
 // Called if we receive a SIGPROF signal.
 void
-runtime_sigprof(uint8 *pc __attribute__ ((unused)),
-		uint8 *sp __attribute__ ((unused)),
-		uint8 *lr __attribute__ ((unused)),
-		G *gp __attribute__ ((unused)))
+runtime_sigprof()
 {
 	int32 n;
 

libgo/runtime/runtime.h

@@ -451,7 +451,7 @@ const byte*	runtime_getenv(const char*);
 int32	runtime_atoi(const byte*);
 uint32	runtime_fastrand1(void);
 
-void	runtime_sigprof(uint8 *pc, uint8 *sp, uint8 *lr, G *gp);
+void	runtime_sigprof();
 void	runtime_resetcpuprofiler(int32);
 void	runtime_setcpuprofilerate(void(*)(uintptr*, int32), int32);
 void	runtime_usleep(uint32);