danlark updated this revision to Diff 345536.
danlark marked 3 inline comments as done.
danlark added a comment.
- Add codegen and AST tests
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D102502/new/
https://reviews.llvm.org/D102502
Files:
clang/lib/Parse/ParseTentative.cpp
clang/test/CodeGenCXX/for-loop-init-ternary-operator-statement.cpp
clang/test/PCH/for-loop-init-ternary-operator-statement.cpp
clang/test/Parser/cxx2a-init-statement.cpp
Index: clang/test/Parser/cxx2a-init-statement.cpp
===================================================================
--- clang/test/Parser/cxx2a-init-statement.cpp
+++ clang/test/Parser/cxx2a-init-statement.cpp
@@ -15,6 +15,8 @@
int A<0>::*arr2[3];
for (int n = 5; int A<true ? 0 : 1>::*x : arr2) {}
+ for (int i = 0; int x = i < 2 ? 1 : 0; i++) {}
+
F (*arr3[3])(int);
for (int n = 5; F (*p)(int n) : arr3) {}
for (int n = 5; F (*p)(int (n)) : arr3) {}
Index: clang/test/PCH/for-loop-init-ternary-operator-statement.cpp
===================================================================
--- /dev/null
+++ clang/test/PCH/for-loop-init-ternary-operator-statement.cpp
@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 -emit-pch -o %t %s
+// RUN: %clang_cc1 -x ast -ast-print %t | FileCheck %s
+
+int f() {
+ // CHECK: for (int i = 0; x; i++) {
+ for (int i = 0; int x = i < 2 ? 1 : 0; i++) {
+ return x;
+ }
+ return 0;
+}
+
Index: clang/test/CodeGenCXX/for-loop-init-ternary-operator-statement.cpp
===================================================================
--- /dev/null
+++ clang/test/CodeGenCXX/for-loop-init-ternary-operator-statement.cpp
@@ -0,0 +1,42 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o - |
FileCheck %s
+
+// CHECK-LABEL: @_Z1fv(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
+// CHECK-NEXT: [[I:%.*]] = alloca i32, align 4
+// CHECK-NEXT: [[X:%.*]] = alloca i32, align 4
+// CHECK-NEXT: store i32 0, i32* [[I]], align 4
+// CHECK-NEXT: br label [[FOR_COND:%.*]]
+// CHECK: for.cond:
+// CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[I]], align 4
+// CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[TMP0]], 2
+// CHECK-NEXT: [[TMP1:%.*]] = zext i1 [[CMP]] to i64
+// CHECK-NEXT: [[COND:%.*]] = select i1 [[CMP]], i32 1, i32 0
+// CHECK-NEXT: store i32 [[COND]], i32* [[X]], align 4
+// CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4
+// CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP2]], 0
+// CHECK-NEXT: br i1 [[TOBOOL]], label [[FOR_BODY:%.*]], label
[[FOR_END:%.*]]
+// CHECK: for.body:
+// CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[X]], align 4
+// CHECK-NEXT: store i32 [[TMP3]], i32* [[RETVAL]], align 4
+// CHECK-NEXT: br label [[RETURN:%.*]]
+// CHECK: for.inc:
+// CHECK-NEXT: [[TMP4:%.*]] = load i32, i32* [[I]], align 4
+// CHECK-NEXT: [[INC:%.*]] = add nsw i32 [[TMP4]], 1
+// CHECK-NEXT: store i32 [[INC]], i32* [[I]], align 4
+// CHECK-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP2:![0-9]+]]
+// CHECK: for.end:
+// CHECK-NEXT: store i32 0, i32* [[RETVAL]], align 4
+// CHECK-NEXT: br label [[RETURN]]
+// CHECK: return:
+// CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* [[RETVAL]], align 4
+// CHECK-NEXT: ret i32 [[TMP5]]
+//
+int f() {
+ for (int i = 0; int x = i < 2 ? 1 : 0; i++) {
+ return x;
+ }
+ return 0;
+}
+
Index: clang/lib/Parse/ParseTentative.cpp
===================================================================
--- clang/lib/Parse/ParseTentative.cpp
+++ clang/lib/Parse/ParseTentative.cpp
@@ -353,8 +353,8 @@
if (CanBeForRangeDecl) {
// Skip until we hit a ')', ';', or a ':' with no matching '?'.
// The final case is a for range declaration, the rest are not.
+ unsigned QuestionColonDepth = 0;
while (true) {
- unsigned QuestionColonDepth = 0;
P.SkipUntil({tok::r_paren, tok::semi, tok::question, tok::colon},
StopBeforeMatch);
if (P.Tok.is(tok::question))
Index: clang/test/Parser/cxx2a-init-statement.cpp
===================================================================
--- clang/test/Parser/cxx2a-init-statement.cpp
+++ clang/test/Parser/cxx2a-init-statement.cpp
@@ -15,6 +15,8 @@
int A<0>::*arr2[3];
for (int n = 5; int A<true ? 0 : 1>::*x : arr2) {}
+ for (int i = 0; int x = i < 2 ? 1 : 0; i++) {}
+
F (*arr3[3])(int);
for (int n = 5; F (*p)(int n) : arr3) {}
for (int n = 5; F (*p)(int (n)) : arr3) {}
Index: clang/test/PCH/for-loop-init-ternary-operator-statement.cpp
===================================================================
--- /dev/null
+++ clang/test/PCH/for-loop-init-ternary-operator-statement.cpp
@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 -emit-pch -o %t %s
+// RUN: %clang_cc1 -x ast -ast-print %t | FileCheck %s
+
+int f() {
+ // CHECK: for (int i = 0; x; i++) {
+ for (int i = 0; int x = i < 2 ? 1 : 0; i++) {
+ return x;
+ }
+ return 0;
+}
+
Index: clang/test/CodeGenCXX/for-loop-init-ternary-operator-statement.cpp
===================================================================
--- /dev/null
+++ clang/test/CodeGenCXX/for-loop-init-ternary-operator-statement.cpp
@@ -0,0 +1,42 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o - | FileCheck %s
+
+// CHECK-LABEL: @_Z1fv(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
+// CHECK-NEXT: [[I:%.*]] = alloca i32, align 4
+// CHECK-NEXT: [[X:%.*]] = alloca i32, align 4
+// CHECK-NEXT: store i32 0, i32* [[I]], align 4
+// CHECK-NEXT: br label [[FOR_COND:%.*]]
+// CHECK: for.cond:
+// CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[I]], align 4
+// CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[TMP0]], 2
+// CHECK-NEXT: [[TMP1:%.*]] = zext i1 [[CMP]] to i64
+// CHECK-NEXT: [[COND:%.*]] = select i1 [[CMP]], i32 1, i32 0
+// CHECK-NEXT: store i32 [[COND]], i32* [[X]], align 4
+// CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[X]], align 4
+// CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP2]], 0
+// CHECK-NEXT: br i1 [[TOBOOL]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
+// CHECK: for.body:
+// CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[X]], align 4
+// CHECK-NEXT: store i32 [[TMP3]], i32* [[RETVAL]], align 4
+// CHECK-NEXT: br label [[RETURN:%.*]]
+// CHECK: for.inc:
+// CHECK-NEXT: [[TMP4:%.*]] = load i32, i32* [[I]], align 4
+// CHECK-NEXT: [[INC:%.*]] = add nsw i32 [[TMP4]], 1
+// CHECK-NEXT: store i32 [[INC]], i32* [[I]], align 4
+// CHECK-NEXT: br label [[FOR_COND]], !llvm.loop [[LOOP2:![0-9]+]]
+// CHECK: for.end:
+// CHECK-NEXT: store i32 0, i32* [[RETVAL]], align 4
+// CHECK-NEXT: br label [[RETURN]]
+// CHECK: return:
+// CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* [[RETVAL]], align 4
+// CHECK-NEXT: ret i32 [[TMP5]]
+//
+int f() {
+ for (int i = 0; int x = i < 2 ? 1 : 0; i++) {
+ return x;
+ }
+ return 0;
+}
+
Index: clang/lib/Parse/ParseTentative.cpp
===================================================================
--- clang/lib/Parse/ParseTentative.cpp
+++ clang/lib/Parse/ParseTentative.cpp
@@ -353,8 +353,8 @@
if (CanBeForRangeDecl) {
// Skip until we hit a ')', ';', or a ':' with no matching '?'.
// The final case is a for range declaration, the rest are not.
+ unsigned QuestionColonDepth = 0;
while (true) {
- unsigned QuestionColonDepth = 0;
P.SkipUntil({tok::r_paren, tok::semi, tok::question, tok::colon},
StopBeforeMatch);
if (P.Tok.is(tok::question))
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