[Offload] Fix missing abs function for test

jhuber6 · jhuber6 · commit 2cc164429987 · 2024-06-06T14:37:06.000-05:00
Summary:
We don't have the abs function to link against, just use the builtin.
diff --git a/offload/test/offloading/ompx_bare_shfl_down_sync.cpp b/offload/test/offloading/ompx_bare_shfl_down_sync.cpp
@@ -23,7 +23,7 @@ bool equal(T LHS, T RHS) {
 template <typename T,
           std::enable_if_t<std::is_floating_point<T>::value, bool> = true>
 bool equal(T LHS, T RHS) {
-  return std::abs(LHS - RHS) < std::numeric_limits<T>::epsilon();
+  return __builtin_fabs(LHS - RHS) < std::numeric_limits<T>::epsilon();
 }
 
 template <typename T> void test() {

Original file line number	Diff line number	Diff line change
`@@ -23,7 +23,7 @@ bool equal(T LHS, T RHS) {`
`23`	`23`	`template <typename T,`
`24`	`24`	`std::enable_if_t<std::is_floating_point<T>::value, bool> = true>`
`25`	`25`	`bool equal(T LHS, T RHS) {`
`26`		`- return std::abs(LHS - RHS) < std::numeric_limits<T>::epsilon();`
	`26`	`+ return __builtin_fabs(LHS - RHS) < std::numeric_limits<T>::epsilon();`
`27`	`27`	`}`
`28`	`28`
`29`	`29`	`template <typename T> void test() {`