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-rw-r--r--testsuite/systemtap.base/inlinedvars.c13
-rw-r--r--testsuite/systemtap.base/inlinedvars.exp40
2 files changed, 29 insertions, 24 deletions
diff --git a/testsuite/systemtap.base/inlinedvars.c b/testsuite/systemtap.base/inlinedvars.c
index 2756323e..ab1d9fb2 100644
--- a/testsuite/systemtap.base/inlinedvars.c
+++ b/testsuite/systemtap.base/inlinedvars.c
@@ -4,16 +4,20 @@ m(char *name, int i, long j)
// Random syntactical block to be inlined.
// Mimics what STAP_PROBE macro does a bit.
do {
+ // Dummy (volatile) counter to trick gcc into thinking we are actually
+ // using the label. If not it will partially optimize the label away,
+ // but still emits a somewhat bogus DW_AT_low_pc for it...
+ volatile int c = 0;
volatile __typeof__(name) p_name = name;
volatile __typeof__(i) p_i = i;
volatile __typeof__(j) p_j = j;
// empty asm to force locals into regs.
- inlined_label: asm volatile ("" :: "g"(p_name), "g"(p_i), "g"(p_j));
+ inlined_label: asm volatile ("nop" : "=g"(c) : "g"(p_name), "g"(p_i), "g"(p_j));
+ if (c != 0) goto inlined_label;
} while (0);
return i + 32;
}
-/* XXX PR10537 label() doesn't select multiple instances.
static inline int
call(int pi, long pj)
{
@@ -29,15 +33,14 @@ call2(int pi2, long pj2)
volatile jc2 = pj2 - 64;
return m("call2", ic2, jc2);
}
-*/
int
main (int argc, char **argv)
{
volatile int i = 64;
volatile long j = 42;
- i = 54;// XXX PR10537 call(i, j);
- j = 150; // XXX PR10537 call2(i, j);
+ call(i, j);
+ call2(i, j);
m("main", i, j);
return 0;
}
diff --git a/testsuite/systemtap.base/inlinedvars.exp b/testsuite/systemtap.base/inlinedvars.exp
index 95950110..00a6d417 100644
--- a/testsuite/systemtap.base/inlinedvars.exp
+++ b/testsuite/systemtap.base/inlinedvars.exp
@@ -1,26 +1,28 @@
set test "inlinedvars"
-# XXX PR10537 - so only one result for now.
-#set ::result_string {call (22,84)
-#call2 (118,-22)
-#main (54,150)}
-set ::result_string {main (54,150)}
+set ::result_string {call (22,84)
+call2 (128,-22)
+main (64,42)}
-set test_flags "additional_flags=-g"
-set test_flags "$test_flags additional_flags=-O2"
+# Try both inlined and non-inlined compiles.
+set opt_flags {{-O0} {-O1} {-O2} {-O3}}
+foreach opt $opt_flags {
+ set test_flags "additional_flags=-g"
+ set test_flags "$test_flags additional_flags=$opt"
-set res [target_compile $srcdir/$subdir/$test.c $test.exe executable "$test_flags"]
-if { $res != "" } {
+ set res [target_compile $srcdir/$subdir/$test.c $test.exe executable "$test_flags"]
+ if { $res != "" } {
verbose "target_compile failed: $res" 2
- fail "compiling $test.c"
- untested "$test.c compile"
+ fail "compiling $test.c $opt"
+ untested "$test.c compile $opt"
continue
-} else {
- pass "$test.c compile"
-}
+ } else {
+ pass "$test.c compile $opt"
+ }
-if {[installtest_p] && [uprobes_p]} {
- stap_run3 "$test" $srcdir/$subdir/$test.stp $test.exe -c ./$test.exe
-} else {
- untested "$test"
+ if {[installtest_p] && [uprobes_p]} {
+ stap_run3 "$test-$opt" $srcdir/$subdir/$test.stp $test.exe -c ./$test.exe
+ } else {
+ untested "$test-$opt"
+ }
+ catch {exec rm -f $test.exe}
}
-#catch {exec rm -f $test.exe}