diff --git a/lib/llvm-ir.ts b/lib/llvm-ir.ts
index 2ee5fe3dcbc..161fc623a31 100644
--- a/lib/llvm-ir.ts
+++ b/lib/llvm-ir.ts
@@ -67,7 +67,7 @@ export class LlvmIrParser {
         this.namedMetaDirective = /^(![.A-Z_a-z-]+) = (?:distinct )?!{.*}/;
         this.metaNodeOptionsRe = /(\w+): (!?\d+|\w+|""|"(?:[^"]|\\")*[^\\]")/gi;
 
-        this.llvmDebugLine = /^\s*call void @llvm\.dbg\..*$/;
+        this.llvmDebugLine = /^\s*(tail\s)?call void @llvm\.dbg\..*$/;
         this.llvmDebugAnnotation = /,? !dbg !\d+/;
         this.otherMetadataAnnotation = /,? !(?!dbg)[\w.]+ (!\d+)/;
         this.attributeAnnotation = /,? #\d+(?= )/;
diff --git a/lib/parsers/llvm-pass-dump-parser.ts b/lib/parsers/llvm-pass-dump-parser.ts
index 2fd17e64e68..9f67b8cdf88 100644
--- a/lib/parsers/llvm-pass-dump-parser.ts
+++ b/lib/parsers/llvm-pass-dump-parser.ts
@@ -99,7 +99,7 @@ export class LlvmPassDumpParser {
 
         // Additional filters conditionally enabled by `filterDebugInfo`
         this.debugInfoFilters = [
-            /^\s+(tail\s)?call void @llvm.dbg.+$/, // dbg calls
+            /^\s+(tail\s)?call void @llvm\.dbg.+$/, // dbg calls
             /^\s+DBG_.+$/, // dbg pseudo-instructions
             /^(!\d+) = (?:distinct )?!DI([A-Za-z]+)\(([^)]+?)\)/, // meta
             /^(!\d+) = (?:distinct )?!{.*}/, // meta