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Fix compilation for types where relops don't return bool

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Closes #1147
This commit is contained in:
Martin Hořeňovský
2018-01-12 15:43:56 +01:00
parent 9700ee4fc0
commit de36b2ada6
8 changed files with 182 additions and 15 deletions
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25
projects/SelfTest/UsageTests/Compilation.tests.cpp
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@@ -12,6 +12,19 @@ namespace { namespace CompilationTests {
#ifndef COMPILATION_TEST_HELPERS_INCLUDED // Don't compile this more than once per TU
#define COMPILATION_TEST_HELPERS_INCLUDED
// Comparison operators can return non-booleans.
// This is unusual, but should be supported.
struct logic_t {
logic_t operator< (logic_t) const { return {}; }
logic_t operator<=(logic_t) const { return {}; }
logic_t operator> (logic_t) const { return {}; }
logic_t operator>=(logic_t) const { return {}; }
logic_t operator==(logic_t) const { return {}; }
logic_t operator!=(logic_t) const { return {}; }
explicit operator bool() const { return true; }
};
// This is a minimal example for an issue we have found in 1.7.0
struct foo {
int i;
@@ -109,4 +122,16 @@ namespace { namespace CompilationTests {
REQUIRE(0 == y.v);
}
// Comparison operators can return non-booleans.
// This is unusual, but should be supported.
TEST_CASE("#1147") {
logic_t t1, t2;
REQUIRE(t1 == t2);
REQUIRE(t1 != t2);
REQUIRE(t1 < t2);
REQUIRE(t1 > t2);
REQUIRE(t1 <= t2);
REQUIRE(t1 >= t2);
}
}} // namespace CompilationTests