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| author | Andrew Kelley <superjoe30@gmail.com> | 2017-01-08 10:30:05 -0500 |
|---|---|---|
| committer | Andrew Kelley <superjoe30@gmail.com> | 2017-01-08 10:30:05 -0500 |
| commit | 3ef447fa20f54f75ad3b9be59768b4ef284cb941 (patch) | |
| tree | f1106a13d13aa5cc00f24277b4ffb529a7383c00 | |
| parent | 6b36aef3062d1cc2020e74ce4932da9be210108b (diff) | |
| download | zig-3ef447fa20f54f75ad3b9be59768b4ef284cb941.tar.gz zig-3ef447fa20f54f75ad3b9be59768b4ef284cb941.zip | |
don't try to eval extern functions at compile time
| -rw-r--r-- | src/ir.cpp | 2 | ||||
| -rw-r--r-- | test/run_tests.cpp | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/ir.cpp b/src/ir.cpp index 16467ff440..5554e10215 100644 --- a/src/ir.cpp +++ b/src/ir.cpp @@ -7466,7 +7466,7 @@ static TypeTableEntry *ir_analyze_fn_call(IrAnalyze *ira, IrInstructionCall *cal if (inline_fn_call) { // No special handling is needed for compile time evaluation of generic functions. - if (!fn_entry) { + if (!fn_entry || fn_entry->type_entry->data.fn.fn_type_id.is_extern) { ir_add_error(ira, fn_ref, buf_sprintf("unable to evaluate constant expression")); return ira->codegen->builtin_types.entry_invalid; } diff --git a/test/run_tests.cpp b/test/run_tests.cpp index 9c1a6955ca..0381ebbabe 100644 --- a/test/run_tests.cpp +++ b/test/run_tests.cpp @@ -1019,7 +1019,7 @@ fn f(x: u32) { add_compile_fail_case("global variable initializer must be constant expression", R"SOURCE( extern fn foo() -> i32; const x = foo(); - )SOURCE", 1, ".tmp_source.zig:3:11: error: global variable initializer requires constant expression"); + )SOURCE", 1, ".tmp_source.zig:3:11: error: unable to evaluate constant expression"); add_compile_fail_case("array concatenation with wrong type", R"SOURCE( fn f(s: []u8) -> []u8 { |