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FIX: try to undefined behaviour by static_cast.

pull/4731/head
Kim Kulling 2022-09-18 16:03:54 +02:00
parent 128922a798
commit f59dd695c8
1 changed files with 7 additions and 5 deletions
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12
test/unit/utVertexTriangleAdjacency.cpp
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@ -53,6 +53,11 @@ protected:
void checkMesh(const aiMesh &mesh); void checkMesh(const aiMesh &mesh);
}; };
// ------------------------------------------------------------------------------------------------
static unsigned int foo() {
return static_cast<unsigned int>(((float)rand() / static_cast<float>(RAND_MAX)) * 499);
}
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
TEST_F(VTAdjacencyTest, largeRandomDataSet) { TEST_F(VTAdjacencyTest, largeRandomDataSet) {
// build a test mesh with randomized input data // build a test mesh with randomized input data
@ -72,11 +77,8 @@ TEST_F(VTAdjacencyTest, largeRandomDataSet) {
if (499 == iCurrent) iCurrent = 0; if (499 == iCurrent) iCurrent = 0;
face.mIndices[0] = iCurrent++; face.mIndices[0] = iCurrent++;
while (face.mIndices[0] == (face.mIndices[1] = (unsigned int)(((float)rand() / RAND_MAX) * 499))) while (face.mIndices[0] == (face.mIndices[1] = foo()));
; while (face.mIndices[0] == (face.mIndices[2] = foo()) || face.mIndices[1] == face.mIndices[2]);
while (face.mIndices[0] == (face.mIndices[2] = (unsigned int)(((float)rand() / RAND_MAX) * 499)) ||
face.mIndices[1] == face.mIndices[2])
;
} }
checkMesh(mesh); checkMesh(mesh);