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add tests for overflow, fix bugs encountered

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This commit is contained in:
Walter Bright 2016-08-11 21:40:13 -07:00
parent 9e3a734360
commit 31e27cb150
3 changed files with 40 additions and 3 deletions
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24
test/fail_compilation/staticarrayoverflow.d Normal file
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/*
REQUIRED_ARGS: -m64
PERMUTE_ARGS:
TEST_OUTPUT:
---
fail_compilation/staticarrayoverflow.d(21): Error: static array S[1879048192] size overflowed to 7516192768000
fail_compilation/staticarrayoverflow.d(21): Error: variable staticarrayoverflow.y size overflow
fail_compilation/staticarrayoverflow.d(22): Error: variable staticarrayoverflow.z size of x1000ae0 exceeds max allowed size 0x100_0000
fail_compilation/staticarrayoverflow.d(23): Error: static array S[8070450532247928832] size overflowed to 0
fail_compilation/staticarrayoverflow.d(23): Error: variable staticarrayoverflow.a size overflow
---
*/
struct S
{
int[1000] x;
}
S[0x7000_0000] y;
S[0x100_0000/(4*1000 - 1)] z;
S[0x7000_0000_0000_0000] a;