diff options
Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/1788.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/1788.toml | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/1788.toml b/gitlab/issues/target_missing/host_missing/accel_missing/1788.toml new file mode 100644 index 00000000..2abd8a73 --- /dev/null +++ b/gitlab/issues/target_missing/host_missing/accel_missing/1788.toml @@ -0,0 +1,37 @@ +id = 1788 +title = "Floating point rounding fails on mps3-an547 amd cortex-m55 while using LLVM-embedded-toolchain-for-Arm and Picolibic." +state = "closed" +created_at = "2023-07-25T08:31:42.354Z" +closed_at = "2023-08-01T14:41:51.146Z" +labels = ["workflow::Patch available"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/1788" +host-os = "Ubuntu 20.04.5 LTS" +host-arch = "x86_64" +qemu-version = "QEMU emulator version 7.1.0" +guest-os = "N/A" +guest-arch = "mps3-an547 and cortex-m55" +description = """Rounding of long double gives unexpected result. Simple code as example: +``` +#include <math.h> +int main(void) +{ + long double value = -8.5L; + long rounded_value = lrintl(value); + if( -8 == rounded_value ) + { + return 0; + } + return 1; +} +```""" +reproduce = """1. Checkout project: [LLVM-embedded-toolchain-for-ARM](https://github.com/ARM-software/LLVM-embedded-toolchain-for-Arm) +2. Configure it with option -DLLVM_TOOLCHAIN_LIBRARY_VARIANTS=armv8.1m.main_hard_nofp_mve +3. Build project +4. Run Picolbic tests with ninja picolibc_armv8.1m.main_hard_nofp_mve-test + +As a result long_double test fails with incorrect rounding. +Last qemu version which successfully execute mentioned test is: qemu 7.0.0 downloaded via [qemu-7.0.0](https://download.qemu.org/qemu-7.0.0.tar.bz2). +Issue is present since qemu version 7.1.""" +additional = """As a result long_double test fails with incorrect rounding. +Last qemu version which successfully execute mentioned test is: qemu 7.0.0 downloaded via [qemu-7.0.0](https://download.qemu.org/qemu-7.0.0.tar.bz2). +Issue is present since qemu version 7.1.""" |