dmd/compiler/test/fail_compilation/attributediagnostic_nogc.d

52 lines
1.7 KiB
D

/*
TEST_OUTPUT:
---
fail_compilation/attributediagnostic_nogc.d(21): Error: `@nogc` function `attributediagnostic_nogc.layer2` cannot call non-@nogc function `attributediagnostic_nogc.layer1`
fail_compilation/attributediagnostic_nogc.d(22): which calls `layer0`
fail_compilation/attributediagnostic_nogc.d(23): which calls `gc`
fail_compilation/attributediagnostic_nogc.d(27): and executing an `asm` statement without `@nogc` annotation makes it fail to infer `@nogc`
fail_compilation/attributediagnostic_nogc.d(43): Error: `@nogc` function `D main` cannot call non-@nogc function `attributediagnostic_nogc.gc1`
fail_compilation/attributediagnostic_nogc.d(32): and allocating with `new` makes it fail to infer `@nogc`
fail_compilation/attributediagnostic_nogc.d(44): Error: `@nogc` function `D main` cannot call non-@nogc function `attributediagnostic_nogc.gc2`
fail_compilation/attributediagnostic_nogc.d(38): and calling non-@nogc `fgc` makes it fail to infer `@nogc`
fail_compilation/attributediagnostic_nogc.d(45): Error: `@nogc` function `D main` cannot call non-@nogc function `attributediagnostic_nogc.gcClosure`
fail_compilation/attributediagnostic_nogc.d(48): and allocating a closure for `gcClosure()` makes it fail to infer `@nogc`
---
*/
#line 18
// Issue 17374 - Improve inferred attribute error message
// https://issues.dlang.org/show_bug.cgi?id=17374
auto layer2() @nogc { layer1(); }
auto layer1() { layer0(); }
auto layer0() { gc(); }
auto gc()
{
asm {}
}
auto gc1()
{
int* x = new int;
}
auto fgc = function void() {new int[10];};
auto gc2()
{
fgc();
}
void main() @nogc
{
gc1();
gc2();
gcClosure();
}
auto gcClosure()
{
int x;
int bar() { return x; }
return &bar;
}