diff --git a/bolt/lib/Rewrite/LinuxKernelRewriter.cpp b/bolt/lib/Rewrite/LinuxKernelRewriter.cpp
index 03b414b71caca..39ceeffc79c16 100644
--- a/bolt/lib/Rewrite/LinuxKernelRewriter.cpp
+++ b/bolt/lib/Rewrite/LinuxKernelRewriter.cpp
@@ -580,7 +580,7 @@ Error LinuxKernelRewriter::readORCTables() {
       // As such, we can ignore alternative ORC entries. They will be preserved
       // in the binary, but will not get printed in the instruction stream.
       Inst = BF->getInstructionContainingOffset(Offset);
-      if (Inst || BC.MIB->hasAnnotation(*Inst, "AltInst"))
+      if (Inst && BC.MIB->hasAnnotation(*Inst, "AltInst"))
         continue;
 
       return createStringError(
diff --git a/libc/fuzzing/math/Compare.h b/libc/fuzzing/math/Compare.h
index 2b84ad3ab4621..8f06ed9c8cc10 100644
--- a/libc/fuzzing/math/Compare.h
+++ b/libc/fuzzing/math/Compare.h
@@ -20,7 +20,7 @@ ValuesEqual(T x1, T x2) {
   LIBC_NAMESPACE::fputil::FPBits<T> bits2(x2);
   // If either is NaN, we want both to be NaN.
   if (bits1.is_nan() || bits2.is_nan())
-    return bits2.is_nan() && bits2.is_nan();
+    return bits1.is_nan() && bits2.is_nan();
 
   // For all other values, we want the values to be bitwise equal.
   return bits1.uintval() == bits2.uintval();
diff --git a/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.cpp b/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.cpp
index 0083b49965697..c43871b08191d 100644
--- a/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.cpp
+++ b/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.cpp
@@ -3278,7 +3278,7 @@ bool AppleObjCRuntimeV2::NonPointerISACache::EvaluateNonPointerISA(
       }
 
       // If the index is still out of range then this isn't a pointer.
-      if (index > m_indexed_isa_cache.size())
+      if (index >= m_indexed_isa_cache.size())
         return false;
 
       LLDB_LOGF(log, "AOCRT::NPI Evaluate(ret_isa = 0x%" PRIx64 ")",
diff --git a/lldb/source/Plugins/Process/Linux/IntelPTSingleBufferTrace.cpp b/lldb/source/Plugins/Process/Linux/IntelPTSingleBufferTrace.cpp
index 8c69989702c2a..f7a2d1d07142e 100644
--- a/lldb/source/Plugins/Process/Linux/IntelPTSingleBufferTrace.cpp
+++ b/lldb/source/Plugins/Process/Linux/IntelPTSingleBufferTrace.cpp
@@ -150,7 +150,7 @@ GeneratePerfEventConfigValue(bool enable_tsc,
   if (enable_tsc) {
     if (Expected<uint32_t> offset = ReadIntelPTConfigFile(
             kTSCBitOffsetFile, IntelPTConfigFileType::BitOffset))
-      config |= 1 << *offset;
+      config |= 1ULL << *offset;
     else
       return offset.takeError();
   }
diff --git a/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp b/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp
index 26d9d2b091750..8973e87c063b3 100644
--- a/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp
+++ b/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp
@@ -523,7 +523,7 @@ class RegionBuilderHelper {
         isInteger(arg0) && arg0.getType().getIntOrFloatBitWidth() == 1;
     bool tailFloatingPoint =
         isFloatingPoint(arg0) && isFloatingPoint(arg1) && isFloatingPoint(arg2);
-    bool tailInteger = isInteger(arg0) && isInteger(arg1) && isInteger(arg1);
+    bool tailInteger = isInteger(arg0) && isInteger(arg1) && isInteger(arg2);
     OpBuilder::InsertionGuard g(builder);
     builder.setInsertionPointToEnd(&block);
     switch (ternaryFn) {
diff --git a/mlir/lib/Dialect/Vector/IR/ScalableValueBoundsConstraintSet.cpp b/mlir/lib/Dialect/Vector/IR/ScalableValueBoundsConstraintSet.cpp
index 4a826f04e1f1d..88f02369cb7ab 100644
--- a/mlir/lib/Dialect/Vector/IR/ScalableValueBoundsConstraintSet.cpp
+++ b/mlir/lib/Dialect/Vector/IR/ScalableValueBoundsConstraintSet.cpp
@@ -107,7 +107,7 @@ ScalableValueBoundsConstraintSet::computeScalableBound(
 
   AffineMap bound = [&] {
     if (boundType == BoundType::EQ && !invalidBound(lowerBound) &&
-        lowerBound[0] == lowerBound[0]) {
+        lowerBound[0] == upperBound[0]) {
       return lowerBound[0];
     } else if (boundType == BoundType::LB && !invalidBound(lowerBound)) {
       return lowerBound[0];
diff --git a/polly/lib/External/isl/isl_local_space.c b/polly/lib/External/isl/isl_local_space.c
index 604e276a0d1f6..1bffcd544eb73 100644
--- a/polly/lib/External/isl/isl_local_space.c
+++ b/polly/lib/External/isl/isl_local_space.c
@@ -254,7 +254,7 @@ isl_size isl_local_space_var_offset(__isl_keep isl_local_space *ls,
 	isl_space *space;
 
 	space = isl_local_space_peek_space(ls);
-	if (space < 0)
+	if (space == NULL)
 		return isl_size_error;
 	switch (type) {
 	case isl_dim_param: