[gcov] Add tests using switch, one with break clauses and one with fallthrough

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@338453 91177308-0d34-0410-b5e6-96231b3b80d8

5 files changed, 98 insertions, 0 deletions

diff --git a/test/profile/Inputs/instrprof-gcov-switch1.c b/test/profile/Inputs/instrprof-gcov-switch1.c
new file mode 100644
index 000000000..25544323c
--- /dev/null
+++ b/test/profile/Inputs/instrprof-gcov-switch1.c
@@ -0,0 +1,18 @@
+int main(void)
+{
+  int i = 22;
+
+  switch (i) {
+    case 7:
+      break;
+
+    case 22:
+      i = 7;
+      break;
+
+    case 42:
+      break;
+  }
+
+  return 0;
+}
diff --git a/test/profile/Inputs/instrprof-gcov-switch1.c.gcov b/test/profile/Inputs/instrprof-gcov-switch1.c.gcov
new file mode 100644
index 000000000..7d136dc98
--- /dev/null
+++ b/test/profile/Inputs/instrprof-gcov-switch1.c.gcov
@@ -0,0 +1,23 @@
+// CHECK:        -:    0:Source:{{.*}}Inputs/instrprof-gcov-switch1.c
+// CHECK-NEXT:        -:    0:Graph:instrprof-gcov-switch1.gcno
+// CHECK-NEXT:        -:    0:Data:instrprof-gcov-switch1.gcda
+// CHECK-NEXT:        -:    0:Runs:1
+// CHECK-NEXT:        -:    0:Programs:1
+// CHECK-NEXT:        -:    1:int main(void)
+// CHECK-NEXT:        -:    2:{
+// CHECK-NEXT:        2:    3:  int i = 22;
+// CHECK-NEXT:        -:    4:
+// CHECK-NEXT:        2:    5:  switch (i) {
+// CHECK-NEXT:        -:    6:    case 7:
+// CHECK-NEXT:    #####:    7:      break;
+// CHECK-NEXT:        -:    8:
+// CHECK-NEXT:        -:    9:    case 22:
+// CHECK-NEXT:        1:   10:      i = 7;
+// CHECK-NEXT:        1:   11:      break;
+// CHECK-NEXT:        -:   12:
+// CHECK-NEXT:        -:   13:    case 42:
+// CHECK-NEXT:    #####:   14:      break;
+// CHECK-NEXT:        -:   15:  }
+// CHECK-NEXT:        -:   16:
+// CHECK-NEXT:        1:   17:  return 0;
+// CHECK-NEXT:        -:   18:}
diff --git a/test/profile/Inputs/instrprof-gcov-switch2.c b/test/profile/Inputs/instrprof-gcov-switch2.c
new file mode 100644
index 000000000..14e8a84de
--- /dev/null
+++ b/test/profile/Inputs/instrprof-gcov-switch2.c
@@ -0,0 +1,18 @@
+int main(void)
+{
+  int i = 22;
+
+  switch (i) {
+    case 7:
+      break;
+
+    case 22:
+      i = 7;
+
+    case 42:
+      i = 22;
+      break;
+  }
+
+  return 0;
+}
diff --git a/test/profile/Inputs/instrprof-gcov-switch2.c.gcov b/test/profile/Inputs/instrprof-gcov-switch2.c.gcov
new file mode 100644
index 000000000..67f408606
--- /dev/null
+++ b/test/profile/Inputs/instrprof-gcov-switch2.c.gcov
@@ -0,0 +1,23 @@
+// CHECK:        -:    0:Source:{{.*}}Inputs/instrprof-gcov-switch2.c
+// CHECK-NEXT:        -:    0:Graph:instrprof-gcov-switch2.gcno
+// CHECK-NEXT:        -:    0:Data:instrprof-gcov-switch2.gcda
+// CHECK-NEXT:        -:    0:Runs:1
+// CHECK-NEXT:        -:    0:Programs:1
+// CHECK-NEXT:        -:    1:int main(void)
+// CHECK-NEXT:        -:    2:{
+// CHECK-NEXT:        3:    3:  int i = 22;
+// CHECK-NEXT:        -:    4:
+// CHECK-NEXT:        3:    5:  switch (i) {
+// CHECK-NEXT:        -:    6:    case 7:
+// CHECK-NEXT:    #####:    7:      break;
+// CHECK-NEXT:        -:    8:
+// CHECK-NEXT:        -:    9:    case 22:
+// CHECK-NEXT:        1:   10:      i = 7;
+// CHECK-NEXT:        -:   11:
+// CHECK-NEXT:        -:   12:    case 42:
+// CHECK-NEXT:        1:   13:      i = 22;
+// CHECK-NEXT:        1:   14:      break;
+// CHECK-NEXT:        -:   15:  }
+// CHECK-NEXT:        -:   16:
+// CHECK-NEXT:        1:   17:  return 0;
+// CHECK-NEXT:        -:   18:}
diff --git a/test/profile/instrprof-gcov-switch.test b/test/profile/instrprof-gcov-switch.test
new file mode 100644
index 000000000..9c43a93dc
--- /dev/null
+++ b/test/profile/instrprof-gcov-switch.test
@@ -0,0 +1,16 @@
+RUN: mkdir -p %t.d
+RUN: cd %t.d
+
+RUN: %clang --coverage -o %t %S/Inputs/instrprof-gcov-switch1.c
+RUN: test -f instrprof-gcov-switch1.gcno
+RUN: rm -f instrprof-gcov-switch1.gcda
+RUN: %run %t
+RUN: llvm-cov gcov instrprof-gcov-switch1.gcda
+RUN: FileCheck --match-full-lines --strict-whitespace --input-file instrprof-gcov-switch1.c.gcov %S/Inputs/instrprof-gcov-switch1.c.gcov
+
+RUN: %clang --coverage -o %t %S/Inputs/instrprof-gcov-switch2.c
+RUN: test -f instrprof-gcov-switch2.gcno
+RUN: rm -f instrprof-gcov-switch2.gcda
+RUN: %run %t
+RUN: llvm-cov gcov instrprof-gcov-switch2.gcda
+RUN: FileCheck --match-full-lines --strict-whitespace --input-file instrprof-gcov-switch2.c.gcov %S/Inputs/instrprof-gcov-switch2.c.gcov