xref: /aosp_15_r20/external/clang/test/PCH/floating-literal.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -triple mips64-none-linux-gnu -emit-pch -o %t %s
2*67e74705SXin Li // REQUIRES: mips-registered-target
3*67e74705SXin Li // RUN: %clang_cc1 -x ast -ast-print %t | FileCheck %s
4*67e74705SXin Li 
5*67e74705SXin Li // Make sure the semantics of FloatingLiterals are stored correctly in
6*67e74705SXin Li // the AST. Previously, the ASTWriter didn't store anything and the
7*67e74705SXin Li // reader assumed PPC 128-bit float semantics, which is incorrect for
8*67e74705SXin Li // targets with 128-bit IEEE long doubles.
9*67e74705SXin Li 
10*67e74705SXin Li long double foo = 1.0E4000L;
11*67e74705SXin Li // CHECK: long double foo = 1.00000000000000000000000000000000004E+4000L;
12*67e74705SXin Li 
13*67e74705SXin Li // Just as well check the others are still sane while we're here...
14*67e74705SXin Li 
15*67e74705SXin Li double bar = 1.0E300;
16*67e74705SXin Li // CHECK: double bar = 1.0000000000000001E+300;
17*67e74705SXin Li 
18*67e74705SXin Li float wibble = 1.0E40;
19*67e74705SXin Li // CHECK: float wibble = 1.0E+40;
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