https://github.com/a-tarasyuk created https://github.com/llvm/llvm-project/pull/175645
Fixes https://github.com/llvm/llvm-project/pull/174113#discussion_r2683013358 --- This patch adds a test to cover the `long double` case during constant expression evaluation >From 55ae6c7cb4c936f60e6f2f31b68dd15c107f4057 Mon Sep 17 00:00:00 2001 From: Oleksandr Tarasiuk <[email protected]> Date: Mon, 12 Jan 2026 23:18:26 +0200 Subject: [PATCH] [Clang] add long double test to cover constant expression evaluation --- clang/test/Sema/constexpr.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/clang/test/Sema/constexpr.c b/clang/test/Sema/constexpr.c index 16255c264423a..b5b62863cfdad 100644 --- a/clang/test/Sema/constexpr.c +++ b/clang/test/Sema/constexpr.c @@ -402,10 +402,17 @@ bool issue155507(v2int16_t a, v2int16_t b) { constexpr bool b2 = (bool)nullptr; _Static_assert(!b2); -double ghissue173847(double a) { +double gh173847_double(double a) { double result = 3.0 / (a + 4.5 - 2.1 * 0.7); return result; } -void ghissue173847_test() { - constexpr float f_const = ghissue173847(2.0); // expected-error {{constexpr variable 'f_const' must be initialized by a constant expression}} + +long double gh173847_long_double(long double a) { + long double result = 3.0L / (a + 4.5L - 2.1L * 0.7L); + return result; +} + +void gh173847_test() { + constexpr double d_const = gh173847_double(2.0); // expected-error {{constexpr variable 'd_const' must be initialized by a constant expression}} + constexpr long double ld_const = gh173847_long_double(2.0L); // expected-error {{constexpr variable 'ld_const' must be initialized by a constant expression}} } _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
