8 files changed, 11 insertions, 11 deletions
diff --git a/validation/linear/bitfield-expand-deref.c b/validation/linear/bitfield-expand-deref.c
index 7748725f..43e1078d 100644
--- a/validation/linear/bitfield-expand-deref.c
+++ b/validation/linear/bitfield-expand-deref.c
@@ -22,6 +22,6 @@ int bar(int a)
  * check-command: test-linearize -Wno-decl $file
  *
  * check-output-ignore
- * check-output-excludes: ret\..*\$12
- * check-output-contains: ret\..*\$34
+ * check-output-excludes: ret\\..*\\$12
+ * check-output-contains: ret\\..*\\$34
  */
diff --git a/validation/linear/call-builtin.c b/validation/linear/call-builtin.c
index b1511359..43e254f6 100644
--- a/validation/linear/call-builtin.c
+++ b/validation/linear/call-builtin.c
@@ -13,5 +13,5 @@ u32 f3(u32 a) { return (***__builtin_popcount)(a); }	// C99,C11 6.5.3.2p4
  *
  * check-output-ignore
  * check-output-excludes: load
- * check-output-pattern(5): call\..*__builtin_.*, %arg1
+ * check-output-pattern(5): call\\..*__builtin_.*, %arg1
  */
diff --git a/validation/linear/call-casted-pointer.c b/validation/linear/call-casted-pointer.c
index 610d6748..60f53605 100644
--- a/validation/linear/call-casted-pointer.c
+++ b/validation/linear/call-casted-pointer.c
@@ -26,6 +26,6 @@ int quz(void *a, void *fun)
  *
  * check-output-ignore
  * check-output-excludes: load
- * check-output-pattern(4): ptrcast\..* %arg2
- * check-output-pattern(4): call\..* %arg1
+ * check-output-pattern(4): ptrcast\\..* %arg2
+ * check-output-pattern(4): call\\..* %arg1
  */
diff --git a/validation/linear/call-direct.c b/validation/linear/call-direct.c
index 52f86306..c3761cc5 100644
--- a/validation/linear/call-direct.c
+++ b/validation/linear/call-direct.c
@@ -13,5 +13,5 @@ int f3(void) { return (***fun)(); }	// C99,C11 6.5.3.2p4
  *
  * check-output-ignore
  * check-output-excludes: load
- * check-output-pattern(5): call\..* fun
+ * check-output-pattern(5): call\\..* fun
  */
diff --git a/validation/linear/call-indirect.c b/validation/linear/call-indirect.c
index 1275910c..40085568 100644
--- a/validation/linear/call-indirect.c
+++ b/validation/linear/call-indirect.c
@@ -11,5 +11,5 @@ int g3(int (*fun)(void)) { return (***fun)(); }	// C99,C11 6.5.3.2p4
  *
  * check-output-ignore
  * check-output-excludes: load
- * check-output-pattern(5): call\..* %arg1
+ * check-output-pattern(5): call\\..* %arg1
  */
diff --git a/validation/linear/call-inline.c b/validation/linear/call-inline.c
index a33f0a1c..dfd49b62 100644
--- a/validation/linear/call-inline.c
+++ b/validation/linear/call-inline.c
@@ -14,5 +14,5 @@ int i3(void) { return (***fun)(); }		// C99,C11 6.5.3.2p4
  * check-output-ignore
  * check-output-excludes: load
  * check-output-excludes: call
- * check-output-pattern(5): ret\..* \\$42
+ * check-output-pattern(5): ret\\..* \\$42
  */
diff --git a/validation/linear/deref-ptr-ptr.c b/validation/linear/deref-ptr-ptr.c
index 963acd36..531d3637 100644
--- a/validation/linear/deref-ptr-ptr.c
+++ b/validation/linear/deref-ptr-ptr.c
@@ -8,9 +8,9 @@ char *foo(char **pfmt)
  * check-command: test-linearize -m64 -Wno-decl $file
  *
  * check-output-excludes: load[^.]
- * check-output-contains: load\.
+ * check-output-contains: load\\.
  * check-output-excludes: store[^.]
- * check-output-contains: store\.
+ * check-output-contains: store\\.
  *
  * check-output-start
 foo:
diff --git a/validation/linear/unexamined-base-type.c b/validation/linear/unexamined-base-type.c
index 96aee3f0..142139a2 100644
--- a/validation/linear/unexamined-base-type.c
+++ b/validation/linear/unexamined-base-type.c
@@ -31,6 +31,6 @@ static void bar(struct s *d, struct s *s1, struct s *s2)
  *
  * check-output-ignore
  * check-output-excludes: load[^.]
- * check-output-excludes: cast\..*(0)
+ * check-output-excludes: cast\\..*(0)
  * check-output-excludes: store[^.]
  */