Izaron updated this revision to Diff 408220.
Izaron added a comment.
(Fast test comment 80 character line fix)
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D119651/new/
https://reviews.llvm.org/D119651
Files:
clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
clang/test/SemaCXX/cxx2a-consteval.cpp
Index: clang/test/SemaCXX/cxx2a-consteval.cpp
===================================================================
--- clang/test/SemaCXX/cxx2a-consteval.cpp
+++ clang/test/SemaCXX/cxx2a-consteval.cpp
@@ -613,6 +613,24 @@
} // namespace unevaluated
+namespace templated {
+
+consteval int f(int v) {
+ return v;
+}
+
+template <typename T>
+consteval int g(T a) {
+ // Previously this call was rejected due to incorrect evaluation context
+ // type in instantiations. Now we show that this call is OK.
+ int n = f(a);
+ return n;
+}
+
+static_assert(g(100) == 100);
+
+} // namespace templated
+
namespace PR50779 {
struct derp {
int b = 0;
Index: clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
===================================================================
--- clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -5326,8 +5326,13 @@
Var->setImplicitlyInline();
if (OldVar->getInit()) {
- EnterExpressionEvaluationContext Evaluated(
- *this, Sema::ExpressionEvaluationContext::PotentiallyEvaluated, Var);
+ ExpressionEvaluationContext Context =
+ ExpressionEvaluationContext::PotentiallyEvaluated;
+ // If current context is constant evaluated, the variable initializer
+ // context is also constant evaluated
+ if (isConstantEvaluated())
+ Context = ExpressionEvaluationContext::ConstantEvaluated;
+ EnterExpressionEvaluationContext Evaluated(*this, Context, Var);
// Instantiate the initializer.
ExprResult Init;
Index: clang/test/SemaCXX/cxx2a-consteval.cpp
===================================================================
--- clang/test/SemaCXX/cxx2a-consteval.cpp
+++ clang/test/SemaCXX/cxx2a-consteval.cpp
@@ -613,6 +613,24 @@
} // namespace unevaluated
+namespace templated {
+
+consteval int f(int v) {
+ return v;
+}
+
+template <typename T>
+consteval int g(T a) {
+ // Previously this call was rejected due to incorrect evaluation context
+ // type in instantiations. Now we show that this call is OK.
+ int n = f(a);
+ return n;
+}
+
+static_assert(g(100) == 100);
+
+} // namespace templated
+
namespace PR50779 {
struct derp {
int b = 0;
Index: clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
===================================================================
--- clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -5326,8 +5326,13 @@
Var->setImplicitlyInline();
if (OldVar->getInit()) {
- EnterExpressionEvaluationContext Evaluated(
- *this, Sema::ExpressionEvaluationContext::PotentiallyEvaluated, Var);
+ ExpressionEvaluationContext Context =
+ ExpressionEvaluationContext::PotentiallyEvaluated;
+ // If current context is constant evaluated, the variable initializer
+ // context is also constant evaluated
+ if (isConstantEvaluated())
+ Context = ExpressionEvaluationContext::ConstantEvaluated;
+ EnterExpressionEvaluationContext Evaluated(*this, Context, Var);
// Instantiate the initializer.
ExprResult Init;
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